<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>外部样式</title>
		<!-- <link rel="stylesheet" type="text/css" href="03.css"/> -->
		<link rel="stylesheet" type="text/css" href="03.css"/>
	</head>
	<body>
		<div>我是外部样式</div>
		<div>我是外部样式</div>
		<div class="a">我是外部样式</div>
		<div class="a">我是外部样式</div>
		<div id="q">
			qqq
		</div>
		
		<div class="content">
			123123
			<p>标
				<p>标签</p>
				<p>标签</p>
			</p>
		</div>
	</body>
</html>
